<template>
  <div class="login">
    <el-form ref="form" :model="form" class="container" :rules="rules">
      <el-form-item>
        <div class="avatar">
          <img src="../assets/avatar.jpg">
        </div>
      </el-form-item>
      <el-form-item prop="username">
        <el-input  v-model="form.username" placeholder="账户" prefix-icon="myicon myicon-user"></el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input  v-model="form.password" placeholder="密码" prefix-icon="myicon myicon-key"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" class="login-btn" @click="submitForm">登录</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>
<script>
export default {
  data(){
    return {
      form:{
        username:'',
        password:'',
      },
      rules:{
        username:[
          {required:true,message:'请输入用户名',trigger:'blur'}
        ],
        password:[
          {required:true,message:'请输入密码',trigger:'blur'}
        ]
      }
    }
  },
  methods: {
    submitForm(){
      this.$refs['form'].validate((valid)=>{
        // console.log(valid);
        if(valid){
          this.$http.post('login',this.form).then(res=>{
            const {data} = res 
            if(data.meta.status == 200){
              // console.log('登录成功');
              localStorage.setItem('mytoken',data.data.token)
              this.$store.commit('setUserName',this.form.username)
              this.$router.push({name:'home'})
            }else{
              this.$message({
                type:'error',
                message:data.meta.msg
              })
            }
          })
        }else{
          console.log('验证失败');
          return false 
        }
      })
    }
  },
}
</script>
<style lang="scss" scoped>
.login {
  //这一段的作用是让容器撑满全屏
  position: fixed;
  width: 100%;
  height: 100%;
  background-color: #2f4050;
  .container {
    width: 400px;
    padding: 40px 40px 15px 40px;
    margin: 200px auto;
    background: white;
    position:relative;
    .avatar {
      position: absolute;
      left: 50%;
      width: 120px;
      height: 120px;
      transform:translate(-50%,-100%);
      box-sizing: border-box;
      border-radius: 50%;
      border: 10px solid #fff;
      box-shadow: 1px 1px 5px 2px #ccc;
      overflow: hidden;
      z-index:1;
    }
    .login-btn {
      width: 100%;
    }
  }
}
</style>